Updated Upstream (Bukkit/CraftBukkit)

Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent

Spigot-API-Patches/0037-Misc-Utils.patch

@@ -0,0 +1,46 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: vemacs <d@nkmem.es>
+Date: Wed, 23 Nov 2016 12:53:43 -0500
+Subject: [PATCH] Misc Utils
+
+
+diff --git a/src/main/java/com/destroystokyo/paper/utils/CachedSizeConcurrentLinkedQueue.java b/src/main/java/com/destroystokyo/paper/utils/CachedSizeConcurrentLinkedQueue.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..5bb677ce585b856b3d3e589e29786a29619c56a7
+--- /dev/null
++++ b/src/main/java/com/destroystokyo/paper/utils/CachedSizeConcurrentLinkedQueue.java
+@@ -0,0 +1,34 @@
++package com.destroystokyo.paper.utils;
++
++import java.util.concurrent.ConcurrentLinkedQueue;
++import java.util.concurrent.atomic.LongAdder;
++import org.jetbrains.annotations.NotNull;
++import org.jetbrains.annotations.Nullable;
++
++public class CachedSizeConcurrentLinkedQueue<E> extends ConcurrentLinkedQueue<E> {
++    private final LongAdder cachedSize = new LongAdder();
++
++    @Override
++    public boolean add(@NotNull E e) {
++        boolean result = super.add(e);
++        if (result) {
++            cachedSize.increment();
++        }
++        return result;
++    }
++
++    @Nullable
++    @Override
++    public E poll() {
++        E result = super.poll();
++        if (result != null) {
++            cachedSize.decrement();
++        }
++        return result;
++    }
++
++    @Override
++    public int size() {
++        return cachedSize.intValue();
++    }
++}